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The selective O-acylation of enolates providing a simple entry to O-enesters

✍ Scribed by Dominique Limat; Manfred Schlosser


Publisher
Elsevier Science
Year
1995
Tongue
French
Weight
516 KB
Volume
51
Category
Article
ISSN
0040-4020

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Selective O-acylation of silyl enol ethe
✍ Hajime Ito; Tomoko Ishizuka; Jun-ichi Tateiwa; Akira Hosomi πŸ“‚ Article πŸ“… 1998 πŸ› Elsevier Science 🌐 French βš– 190 KB

A new selective synthetic method of enol esters (O-acylated products) from silyl enol ether and acid chloride in the presence of CuC1 is described. This reaction proceeds smoothly in DMI (1,3-dimethyl-2-imidazolidinone) but not in a less polar solvent. The silicon-copper exchange reaction pathway is